IT989380B - Indicatore luminoso utile per marcare un punto di uno schermo d immagine - Google Patents

Indicatore luminoso utile per marcare un punto di uno schermo d immagine

Info

Publication number
IT989380B
IT989380B IT2571373A IT2571373A IT989380B IT 989380 B IT989380 B IT 989380B IT 2571373 A IT2571373 A IT 2571373A IT 2571373 A IT2571373 A IT 2571373A IT 989380 B IT989380 B IT 989380B
Authority
IT
Italy
Prior art keywords
mark
point
image screen
luminous indicator
indicator useful
Prior art date
Application number
IT2571373A
Other languages
English (en)
Italian (it)
Original Assignee
Siemens Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT989380B publication Critical patent/IT989380B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of two-dimensional [2D] relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03542—Light pens for emitting or receiving light

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
IT2571373A 1972-06-27 1973-06-22 Indicatore luminoso utile per marcare un punto di uno schermo d immagine IT989380B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2231485 1972-06-27

Publications (1)

Publication Number Publication Date
IT989380B true IT989380B (it) 1975-05-20

Family

ID=5848967

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2571373A IT989380B (it) 1972-06-27 1973-06-22 Indicatore luminoso utile per marcare un punto di uno schermo d immagine

Country Status (3)

Country Link
BE (1) BE801521A (enExample)
FR (1) FR2191143A1 (enExample)
IT (1) IT989380B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4454417A (en) * 1982-02-05 1984-06-12 George A. May High resolution light pen for use with graphic displays

Also Published As

Publication number Publication date
FR2191143A1 (enExample) 1974-02-01
BE801521A (fr) 1973-12-27

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